RANGKAIAN SEKUENSIALElektronika DigitalMisbah, ST, MT

RANGKAIAN SEKUENSIAL Flip-flop ( SR-FF ; D-FF ; JK-FF ; T-FF ) Counter/penghitung ( 2-bit ; 3-bit ; 4-bit

; modulo-5, modulo-10 ) Register (shift register ; Paralel input

Serial output /PISO; Serial input Paralel output /SIPO)

CLOCK / DETAK Falling edge Rising edge

FLIP-FLOP SR-Flip flop

FLIP FLOP (2) Delay ( D-Flip flop )

FLIP FLOP (3) JK-Flip flop

FLIP FLOP (4) Toggle ( T-Flip flop )

TABEL TRANSISIJ K Qn Qn+10 d 0 01 d 0 1d 1 1 0d 0 1 1

S R Qn Qn+10 d 0 01 0 0 10 1 1 0d 0 1 1

D Qn Qn+10 0 01 0 10 1 01 1 1

T Qn Qn+10 0 01 0 11 1 00 1 1

COUNTER / PENGHITUNG 2-bit

3-bit

Counter Modulo-5A B C Count0 0 0 00 0 1 10 1 0 20 1 1 31 0 0 40 0 0 5(0)

J K Qn Qn+10 d 0 01 d 0 1d 1 1 0d 0 1 1

C J K0 1 d1 d 12 1 d3 d 14 0 d5 0 06 0 07 0 0

BC

A

00B’C’

01B’C

11BC

10BC’

0A’1A

C

B AB J K0 0 d1 1 d2 d 03 d 14 0 d5 0 06 0 07 0 0

A J K0 0 d1 0 d2 0 d3 1 d4 d 15 0 06 0 07 0 0

BC

A

00B’C’

01B’C

11BC

10BC’

0A’1A

BC

A

00B’C’

01B’C

11BC

10BC’

0A’1A

Counter Modulo-10A B C D coun

t0 0 0 0 00 0 0 1 10 0 1 0 20 0 1 1 30 1 0 0 40 1 0 1 50 1 1 0 60 1 1 1 71 0 0 0 81 0 0 1 91 0 1 0 10(0

)

D Qn Qn+10 0 01 0 10 1 01 1 1

REGISTER Shift Register